Fix missing function

actions/upload/upload.ts

@@ -12,7 +12,7 @@ args:
 
 import { S3, S3Bucket } from "s3"
 import { pkg as pkgutils } from "utils"
-import { useCache, useFlags, useOffLicense, usePrefix } from "hooks"
+import { useFlags, useOffLicense, usePrefix } from "hooks"
 import { Package, PackageRequirement } from "types"
 import SemVer, * as semver from "semver"
 import { basename, dirname } from "deno/path/mod.ts"
@@ -21,6 +21,7 @@ import { decode as base64Decode } from "deno/encoding/base64.ts"
 import Path from "path"
 import { set_output } from "../utils/gha.ts"
 import { sha256 } from "../bottle/bottle.ts"
+import useCache from "../../lib/useCache.ts"
 
 //------------------------------------------------------------------------- funcs
 function args_get(key: string): string[] {

lib/useCache.ts

@@ -0,0 +1,36 @@
+import { Stowed, SupportedArchitecture, SupportedPlatform } from "types"
+import SemVer from "semver"
+import Path from "path"
+
+export default function() {
+  return { decode }
+}
+
+function decode(path: Path): Stowed | undefined {
+  const match = path.basename().match(`^(.*)-(\\d+\\.\\d+\\.\\d+.*?)(\\+(.+?)\\+(.+?))?\\.tar\\.[gx]z$`)
+  if (!match) return
+    const [_, p, v, host, platform, arch] = match
+    // Gotta undo the package name manipulation to get the package from the bottle
+    const project = p.replaceAll("∕", "/")
+    const version = new SemVer(v)
+    if (!version) return
+    const pkg = { project, version }
+    if (host) {
+      const compression = path.extname() == '.tar.gz' ? 'gz' : 'xz'
+      return {
+        pkg,
+        type: 'bottle',
+        host: {
+          platform: platform as SupportedPlatform,
+          arch: arch as SupportedArchitecture
+        },
+        compression,
+        path
+      }
+    } else {
+      return {
+        pkg, type: 'src', path,
+        extname: path.extname(),
+      }
+    }
+}